variable op.winfixheightimport { op } from "https://deno.land/x/ddu_vim@v1.13.0/deps.ts"; const { winfixheight } = op; Keep the window height when windows are opened or closed and 'equalalways' is set. Also for |CTRL-W_=|. Set by default for the |preview-window| and |quickfix-window|. The height may be changed anyway when running out of room.